{#blank#}1{#/blank#}        {#blank#}2{#/blank#}8         0.3{#blank#}3{#/blank#}0.24

{#blank#}4{#/blank#}1    10.5 {#blank#}5{#/blank#}1.05      {#blank#}6{#/blank#}

①4.35×1.02{#blank#}1{#/blank#}4.35               3.98÷1.2{#blank#}2{#/blank#}3.98           0.98×0.98{#blank#}3{#/blank#}0.98

②40.5÷0.8{#blank#}4{#/blank#}40.5                8.24×1{#blank#}5{#/blank#}8.24             3.9÷0.99{#blank#}6{#/blank#}3.9

① {#blank#}1{#/blank#}2.05       0.7{#blank#}2{#/blank#}           8.75千克{#blank#}3{#/blank#}875克

②0.99{#blank#}4{#/blank#}1           0.12{#blank#}5{#/blank#}0.120       200公顷{#blank#}6{#/blank#}2平方千米

6.50厘米{#blank#}1{#/blank#}0.65分米        4.00元{#blank#}2{#/blank#}40.00元